Ticker: COST CUSIP: 22160K105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 27,087 | $23,358 | $905.73 | $844.06 - $962.64 |
| Q3 2025 | 32,807 | $30,367 | $956.70 | $902.01 - $997.89 |
| Q2 2025 | 46,807 | $46,336 | $990.72 | $868.14 - $1064.10 |
| Q1 2025 | 32,507 | $30,744 | $970.56 | $877.95 - $1073.82 |
| Q3 2023 | 18,707 | $10,569 | $532.21 | $505.45 - $552.31 |
| Q2 2023 | 18,707 | $10,071 | $487.14 | $459.09 - $519.84 |
| Q1 2023 | 21,107 | $10,487 | $471.27 | $429.88 - $509.61 |
| Q4 2022 | 120,310 | $54,922 | $468.77 | $430.19 - $520.75 |
| Q3 2022 | 201,700 | $95,257 | $498.08 | $444.08 - $541.06 |
| Q1 2022 | 238,100 | $137,110 | $500.83 | $447.15 - $559.84 |
| Q4 2021 | 193,000 | $109,566 | $488.10 | $415.17 - $544.86 |
| Q3 2021 | 193,000 | $86,725 | $418.22 | $374.22 - $447.84 |
| Q2 2021 | 193,900 | $76,720 | $359.04 | $333.36 - $380.48 |
| Q1 2021 | 206,100 | $72,646 | $329.77 | $291.05 - $361.01 |
| Q4 2020 | 206,100 | $77,654 | $347.39 | $324.71 - $367.18 |
| Q3 2020 | 197,800 | $70,219 | $309.06 | $276.17 - $334.67 |
| Q2 2020 | 197,900 | $60,005 | $279.18 | $257.36 - $295.59 |
| Q1 2020 | 55,000 | $15,682 | $277.78 | $248.54 - $298.00 |
| Q4 2019 | 33,600 | $9,876 | $271.52 | $256.90 - $280.77 |
| Q3 2019 | 44,900 | $12,936 | $256.34 | $238.19 - $280.38 |
| Q2 2019 | 31,200 | $8,245 | $226.60 | $212.14 - $244.81 |
| Q1 2019 | 18,400 | $4,455 | $198.35 | $180.94 - $220.09 |
| Q4 2018 | 57,200 | $11,652 | $201.98 | $171.58 - $217.57 |
| Q3 2018 | 98,400 | $23,112 | $203.13 | $185.65 - $221.43 |
| Q2 2018 | 100,500 | $21,002 | $177.76 | $162.55 - $191.42 |
| Q1 2018 | 106,100 | $19,992 | $169.26 | $157.50 - $179.09 |
| Q4 2017 | 106,100 | $19,747 | $154.45 | $137.67 - $175.03 |
| Q3 2017 | 106,200 | $17,448 | $140.12 | $133.57 - $147.68 |
| Q2 2017 | 143,000 | $22,870 | $150.98 | $139.41 - $162.71 |
| Q1 2017 | 143,800 | $24,114 | $142.87 | $134.91 - $152.51 |
| Q4 2016 | 76,500 | $12,248 | $129.79 | $120.95 - $140.39 |
| Q3 2016 | 14,300 | $2,181 | $136.95 | $124.90 - $143.90 |
| Q2 2016 | 14,300 | $2,246 | $128.04 | $117.26 - $134.37 |
| Q4 2015 | 25,744 | $4,158 | $132.84 | $119.34 - $142.82 |
| Q3 2015 | 21,966 | $3,176 | $119.60 | $98.22 - $123.53 |
| Q2 2015 | 21,684 | $2,929 | $120.23 | $112.77 - $127.67 |
| Q1 2015 | 21,619 | $3,275 | $120.91 | $111.40 - $128.73 |
| Q4 2014 | 17,720 | $2,512 | $109.42 | $98.12 - $118.34 |
| Q3 2014 | 9,048 | $1,134 | $97.13 | $92.09 - $102.72 |
| Q2 2014 | 8,964 | $1,032 | $91.81 | $88.18 - $95.25 |
| Q1 2014 | 121,960 | $13,620 | $91.29 | $87.26 - $95.07 |
| Q4 2013 | 147,048 | $17,502 | $95.15 | $87.55 - $100.50 |
| Q3 2013 | 217,622 | $25,064 | $91.64 | $87.25 - $95.29 |
| Q2 2013 | 326,695 | $36,123 | $86.56 | $81.59 - $91.78 |